P0734

Test 1 Through 3:

Test 4 Through 5:

Symptom:
P0734-GEAR RATIO ERROR IN 4TH

When Monitored and Set Condition:
P0734-GEAR RATIO ERROR IN 4TH

When Monitored:
The transmission gear/speed ratio is monitored continuously while the transmission is in gear.

Set Condition:
Code P0734 is set if the ratio of the input RPM to the output RPM does not match the given gear ratio.

POSSIBLE CAUSES
CHECKING SYMPTOMS AND POSSIBLE CAUSES
LOW BATTERY VOLTAGE
INTERMITTENT CODE P0734

Test 1 Through 3:

Test 4 Through 5:

Symptom:
ADDITIONAL GEAR RATIO ERROR IN 4TH (P0734)

POSSIBLE CAUSES
2-4 AND OD PRESSURES < 75 PSI
CUST COMPLAINT OF INTERMITTENT 4TH GEAR
OD OR 2-4 CLUTCH VOLUME INDEXES OUT OF SPEC
OD OR 2-4 PRESSURE < 75 PSI
TRANS GOES INTO LIMP MODE IN 4TH GEAR